139802571418 has 8 divisors (see below), whose sum is σ = 209724069600. Its totient is φ = 69894548220.

The previous prime is 139802571409. The next prime is 139802571421. The reversal of 139802571418 is 814175208931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3342768 + ... + 3384331.

It is an arithmetic number, because the mean of its divisors is an integer number (26215508700).

Almost surely, 2^139802571418 is an apocalyptic number.

139802571418 is a deficient number, since it is larger than the sum of its proper divisors (69921498182).

139802571418 is a wasteful number, since it uses less digits than its factorization.

139802571418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6737492.

The product of its (nonzero) digits is 483840, while the sum is 49.

The spelling of 139802571418 in words is "one hundred thirty-nine billion, eight hundred two million, five hundred seventy-one thousand, four hundred eighteen".